• checkSides() : Engine.cpp
• doSolveZ() : Engine.cpp
• fix2float() : Fixed.cpp , Fixed.h
• fixDiv() : Fixed.h , Fixed.cpp
• fixedtest() : Fixed.cpp , Fixed.h
• fixMul() : Fixed.cpp , Fixed.h
• float2fix() : Fixed.h , Fixed.cpp
• getMSTimer() : Timer.cpp , Timer.h
• solveZConflicts() : Engine.cpp
• sortZOrder() : Engine.cpp